Left and Right Hemispheres

Question 1

What band of neural fibers joins the left hemisphere of the cerebral cortex to the right hemisphere?

Answer 1

corpus callosum

Question 2

If the left side of the brain moves the right side of the body and vice versa, what path is this?

Answer 2

contralateral path

Question 3

What is the brain’s ability to adapt and change?

Answer 3

plasticity

Question 4

What is the condition in which two hemispheres are isolated by cutting the corpus callosum?

Answer 4

split-brain

Question 5

How do the left and right hemispheres work when split?

Answer 5

one cannot verbally report what is seen in the left eye (right hemisphere), as the left hemisphere (right eye) controls speech; instead, one points with the left hand to physically identify

Question 6

What is the function of the left hemisphere in a split-brain condition?

Answer 6

to interpret behavior on its own

Question 7

What is the function of the right hemisphere in a split-brain condition?

Answer 7

excels in making inferences and connections between words and helps modulate speech (grammar)

Question 8

What areas of the cerebral cortex have no primary motor or sensory functions, but higher mental functions?

Answer 8

association areas